The Comprehensive Assessment Method of Concrete Damage after Disastrous Fire Based on Game Theory-Normal Cloud Model

Table 4

Grading and valuing standards of assessment index .

Grades	Value	Damage state
I	0.0~0.1	None
II	0.1~0.2	Minor cracks
III	0.2~0.45	Cracks appear at the corner concrete
IV	0.45~0.75	Many cracks
V	0.75~1.0	Penetrating cracks